﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Demo06
{
    class Person
    {
        //将 Student 类和 Teacher 类中共有的 属性抽取出来定义为一个类Person
        public int Id;
        public string Name;
        public char Sex;
        public int Tel;
    }
}
